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Unit 6: Path - Bones and Joints > Osteonecrosis (Avascular Necrosis, Aseptic Necrosis) > Flashcards

Osteonecrosis (Avascular Necrosis, Aseptic Necrosis) Flashcards

1
Q

What is osteonecrosis?

A

Death of bone and marrow in the absence of infection

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2
Q

How is necrotic coarse cancellous bone healed?

A

By creeping substitution (necrotic marrow replaced by invading/creeping neovascular tissue, which provides the pluripotential cells needed for bone remodeling

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3
Q

How is necrotic cortical bone healed?

A

By cutting cones

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4
Q

What is the name of the disease in which children have osteonecrosis of the femoral head?

A

Legg-Calve-Perthes disease

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Unit 6: Path - Bones and Joints (32 decks)

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